Overview
The MURS120 ultrafast rectifier from SMC Diode Solutions is a high-performance surface mount diode designed for various high-frequency and high-voltage applications. This diode is particularly suited for rectification, free-wheeling, and protection in systems where compact size and weight are critical. It features a small, low-profile molded plastic package with J-bend leads, making it ideal for automated handling and surface mount applications.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 200 | V |
| Average Rectified Output Current @ TL = 75°C | Io | 1.0 | A |
| Non-Repetitive Peak Forward Surge Current (8.3ms single half sine-wave) | IFSM | 40 | A |
| Forward Voltage @ IF = 1.0A, TJ = 25°C | VFM1 | 0.9 | V |
| Peak Reverse Current @ TA = 25°C | IRM | 2 µA @ 200V | µA |
| Maximum Reverse Recovery Time | Trr | 25 ns | ns |
| Operating and Storage Temperature Range | TJ, TSTG | -55 to +150 | °C |
| Package Type | DO-214AA, SMB | ||
| Mounting Type | Surface Mount | ||
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | ||
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Ultra-Fast Recovery: The MURS120 features a fast recovery time of 25 ns, making it suitable for high-frequency applications.
- High Current Capability: It can handle a maximum continuous forward current of 1 A and a non-repetitive peak forward surge current of 40 A.
- Low Forward Voltage Drop: The diode has a low forward voltage drop of 0.9 V at 1 A, reducing power losses.
- High Surge Current Capability: Designed to handle high surge currents, ensuring robust performance under transient conditions.
- Low Reverse Leakage Current: With a peak reverse current of 2 µA at 200 V, it minimizes leakage current losses.
- Compact and Lightweight Package: The SMB package is small and lightweight, ideal for surface mount applications where space is limited.
- High Temperature Operation: The diode operates over a temperature range of -55°C to +150°C, making it suitable for a wide range of environments.
- Pb-Free and RoHS Compliant: The device is lead-free and compliant with RoHS standards, ensuring environmental safety.
Applications
The MURS120 ultrafast rectifier is versatile and can be used in various applications, including:
- High-Frequency Rectification: Ideal for high-frequency rectification in power supplies, inverters, and converters.
- Free-Wheeling Diodes: Used as free-wheeling diodes in motor control circuits and power electronic systems.
- Protection Diodes: Serves as protection diodes in circuits requiring high surge current capability and fast recovery times.
- Aerospace and Aviation: Suitable for use in aerospace and aviation due to its high reliability and robust performance.
- Medical Equipment: Can be used in medical equipment where high reliability and safety are critical.
- Traffic and Safety Equipment: Applicable in traffic and safety equipment that require reliable and fast-switching diodes.
Q & A
- What is the maximum DC reverse voltage of the MURS120 diode?
The maximum DC reverse voltage of the MURS120 diode is 200 V.
- What is the average rectified output current of the MURS120 at 75°C?
The average rectified output current of the MURS120 at 75°C is 1.0 A.
- What is the non-repetitive peak forward surge current of the MURS120?
The non-repetitive peak forward surge current of the MURS120 is 40 A.
- What is the forward voltage drop of the MURS120 at 1 A and 25°C?
The forward voltage drop of the MURS120 at 1 A and 25°C is 0.9 V.
- What is the maximum reverse recovery time of the MURS120?
The maximum reverse recovery time of the MURS120 is 25 ns.
- What is the operating temperature range of the MURS120?
The operating temperature range of the MURS120 is -55°C to +150°C.
- Is the MURS120 lead-free and RoHS compliant?
Yes, the MURS120 is lead-free and RoHS compliant.
- What type of package does the MURS120 use?
The MURS120 uses a DO-214AA, SMB package.
- What is the moisture sensitivity level (MSL) of the MURS120?
The moisture sensitivity level (MSL) of the MURS120 is 1 (Unlimited).
- Can the MURS120 be used in high-reliability applications such as aerospace and medical equipment?
Yes, the MURS120 can be used in high-reliability applications such as aerospace and medical equipment due to its robust performance and high reliability.
